* decl2.c (reparse_absdcl_as_casts): Don't warn about old-style
casts in system headers or extern "C" blocks.
* decl2.c (write_virtuals): Deleted declaration.
* cp-tree.h (write_virtuals): Deleted extern declaration.
* class.c (finish_struct_1): Removed #if 0'd code that mentions
write_virtuals.
* semantics.c (begin_class_definition): Rewrite code to not depend
on write_virtuals.
* lex.c (cp_pragma_interface): New function.
(cp_pragma_implementation): Likewise.
(handle_cp_pragma): Call them.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28045
138bc75d-0d04-0410-961f-
82ee72b054a4